因式分解:(1)y²-8y+16(2)-4-4xy-x²-y²(3)0.5x²+
因式分解:(1)y²-8y+16(2)-4-4xy-x²-y²(3)0.5x²+
谢谢(关于因式分解)2x²+xy-y²-4x+5y-6x²-2x-14(x-y+1)+y(
(x+y)(x²-xy+y²)—xy(x+y)因式分解
因式分解:[x(x²y²-xy)-y(x²-x³y)]÷3x²y
因式分解,x²y²-4+xy²-2y.
因式分解 (1).(x+y)(x+y-6)+9 (2).x²-16y²-x-4y
因式分解:1、3x³-12x²y+12xy² 2、(x²+4)²-16
因式分解:(1)x²y-2xy²+y³ (2)(x+2y)²-y²
因式分解:x²-y²+4xy
因式分解:1)x²y²+1-x²-y² 2)4x²-12xy+8y
因式分解 (3x+2y)-(x-y)² x²-xy+3y-3x 2x²+xy-y²
多项式因式分解 1,(x-y)³-(x-y)²(x+y) 2,x(x²-xy)-(4x